30 lines
1013 B
LLVM
30 lines
1013 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-linux | FileCheck %s --check-prefix=X32
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; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefix=X64
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; RUN: llc < %s -mtriple=x86_64-linux-gnux32 | FileCheck %s --check-prefix=X64
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; RUN: llc < %s -mtriple=x86_64-nacl | FileCheck %s --check-prefix=X64
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; The computation of %t4 should match a single lea, without using actual add instructions.
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define i32 @test1(i32 %A, i32 %B) {
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; X32-LABEL: test1:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: leal -5(%ecx,%eax,4), %eax
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; X32-NEXT: retl
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;
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; X64-LABEL: test1:
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; X64: # %bb.0:
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; X64-NEXT: # kill: def $esi killed $esi def $rsi
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; X64-NEXT: # kill: def $edi killed $edi def $rdi
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; X64-NEXT: leal -5(%rsi,%rdi,4), %eax
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; X64-NEXT: retq
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%t1 = shl i32 %A, 2
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%t3 = add i32 %B, -5
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%t4 = add i32 %t3, %t1
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ret i32 %t4
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}
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